compiler/rustc_middle/src/arena.rs

   1 /// This higher-order macro declares a list of types which can be allocated by `Arena`.
   2 ///
   3 /// Specifying the `decode` modifier will add decode impls for `&T` and `&[T]` where `T` is the type
   4 /// listed. These impls will appear in the implement_ty_decoder! macro.
   5 #[macro_export]
   6 macro_rules! arena_types {
   7     ($macro:path) => (
   8         $macro!([
   9             [] layout: rustc_target::abi::Layout,
  10             [] fn_abi: rustc_target::abi::call::FnAbi<'tcx, rustc_middle::ty::Ty<'tcx>>,
  11             // AdtDef are interned and compared by address
  12             [decode] adt_def: rustc_middle::ty::AdtDef,
  13             [] steal_thir: rustc_data_structures::steal::Steal<rustc_middle::thir::Thir<'tcx>>,
  14             [] steal_mir: rustc_data_structures::steal::Steal<rustc_middle::mir::Body<'tcx>>,
  15             [decode] mir: rustc_middle::mir::Body<'tcx>,
  16             [] steal_promoted:
  17                 rustc_data_structures::steal::Steal<
  18                     rustc_index::vec::IndexVec<
  19                         rustc_middle::mir::Promoted,
  20                         rustc_middle::mir::Body<'tcx>
  21                     >
  22                 >,
  23             [decode] promoted:
  24                 rustc_index::vec::IndexVec<
  25                     rustc_middle::mir::Promoted,
  26                     rustc_middle::mir::Body<'tcx>
  27                 >,
  28             [decode] typeck_results: rustc_middle::ty::TypeckResults<'tcx>,
  29             [decode] borrowck_result:
  30                 rustc_middle::mir::BorrowCheckResult<'tcx>,
  31             [decode] unsafety_check_result: rustc_middle::mir::UnsafetyCheckResult,
  32             [decode] code_region: rustc_middle::mir::coverage::CodeRegion,
  33             [] const_allocs: rustc_middle::mir::interpret::Allocation,
  34             // Required for the incremental on-disk cache
  35             [] mir_keys: rustc_hir::def_id::DefIdSet,
  36             [] region_scope_tree: rustc_middle::middle::region::ScopeTree,
  37             [] dropck_outlives:
  38                 rustc_middle::infer::canonical::Canonical<'tcx,
  39                     rustc_middle::infer::canonical::QueryResponse<'tcx,
  40                         rustc_middle::traits::query::DropckOutlivesResult<'tcx>
  41                     >
  42                 >,
  43             [] normalize_projection_ty:
  44                 rustc_middle::infer::canonical::Canonical<'tcx,
  45                     rustc_middle::infer::canonical::QueryResponse<'tcx,
  46                         rustc_middle::traits::query::NormalizationResult<'tcx>
  47                     >
  48                 >,
  49             [] implied_outlives_bounds:
  50                 rustc_middle::infer::canonical::Canonical<'tcx,
  51                     rustc_middle::infer::canonical::QueryResponse<'tcx,
  52                         Vec<rustc_middle::traits::query::OutlivesBound<'tcx>>
  53                     >
  54                 >,
  55             [] type_op_subtype:
  56                 rustc_middle::infer::canonical::Canonical<'tcx,
  57                     rustc_middle::infer::canonical::QueryResponse<'tcx, ()>
  58                 >,
  59             [] type_op_normalize_poly_fn_sig:
  60                 rustc_middle::infer::canonical::Canonical<'tcx,
  61                     rustc_middle::infer::canonical::QueryResponse<'tcx, rustc_middle::ty::PolyFnSig<'tcx>>
  62                 >,
  63             [] type_op_normalize_fn_sig:
  64                 rustc_middle::infer::canonical::Canonical<'tcx,
  65                     rustc_middle::infer::canonical::QueryResponse<'tcx, rustc_middle::ty::FnSig<'tcx>>
  66                 >,
  67             [] type_op_normalize_predicate:
  68                 rustc_middle::infer::canonical::Canonical<'tcx,
  69                     rustc_middle::infer::canonical::QueryResponse<'tcx, rustc_middle::ty::Predicate<'tcx>>
  70                 >,
  71             [] type_op_normalize_ty:
  72                 rustc_middle::infer::canonical::Canonical<'tcx,
  73                     rustc_middle::infer::canonical::QueryResponse<'tcx, rustc_middle::ty::Ty<'tcx>>
  74                 >,
  75             [] all_traits: Vec<rustc_hir::def_id::DefId>,
  76             [] privacy_access_levels: rustc_middle::middle::privacy::AccessLevels,
  77             [] foreign_module: rustc_session::cstore::ForeignModule,
  78             [] foreign_modules: Vec<rustc_session::cstore::ForeignModule>,
  79             [] upvars_mentioned: rustc_data_structures::fx::FxIndexMap<rustc_hir::HirId, rustc_hir::Upvar>,
  80             [] object_safety_violations: rustc_middle::traits::ObjectSafetyViolation,
  81             [] codegen_unit: rustc_middle::mir::mono::CodegenUnit<'tcx>,
  82             [] attribute: rustc_ast::Attribute,
  83             [] name_set: rustc_data_structures::fx::FxHashSet<rustc_span::symbol::Symbol>,
  84             [] hir_id_set: rustc_hir::HirIdSet,
  85
  86             // Interned types
  87             [] tys: rustc_middle::ty::TyS<'tcx>,
  88             [] predicates: rustc_middle::ty::PredicateInner<'tcx>,
  89
  90             // Note that this deliberately duplicates items in the `rustc_hir::arena`,
  91             // since we need to allocate this type on both the `rustc_hir` arena
  92             // (during lowering) and the `librustc_middle` arena (for decoding MIR)
  93             [decode] asm_template: rustc_ast::InlineAsmTemplatePiece,
  94
  95             // This is used to decode the &'tcx [Span] for InlineAsm's line_spans.
  96             [decode] span: rustc_span::Span,
  97             [decode] used_trait_imports: rustc_data_structures::fx::FxHashSet<rustc_hir::def_id::LocalDefId>,
  98
  99             [] dep_kind: rustc_middle::dep_graph::DepKindStruct,
 100         ]);
 101     )
 102 }
 103
 104 arena_types!(rustc_arena::declare_arena);